GOLD STANDARD 100% WHEY
Whey blend with isolate, concentrate, and hydrolyzed whey peptides.
Research last verified August 19, 2026
Ethos Score
71/ 100Score is computed from explicit research inputs using the Ethos Score V1 methodology.
The Takeaway
The best-selling protein powder in the U.S. by volume. A whey blend (isolate + concentrate + hydrolyzed) at a competitive price point, without independent sport certification.
Best For
- • General fitness users who want a widely available, well-known protein
- • Budget-conscious buyers who want solid value per serving
Watch Out For
- • Whey blend — not a pure isolate; concentrate content means slightly less protein purity
- • No NSF or Informed Choice certification confirmed
Why this score
Score covers 85% of the full 100-point weight.
Whey blend with strong evidence base. Hydrolyzed whey is included, though added cost may not yield proportional benefit for most users.
Whey blend (isolate primary + concentrate + hydrolyzed). Not a pure isolate. Multiple protein sources increase processing complexity.
No independent sport certification confirmed.
No product-specific contaminant data.
Very competitive pricing per serving for a branded whey product.
Real Cost
One-time purchase
One-time purchase
$74.49
Cost per serving: $2.57
About $77.06 for 30 days · $937.55 per year
No verified official purchase link is available
Formula
Key Active Ingredients
Whey Protein Isolate
isolate
Whey Protein Concentrate
concentrate
Hydrolyzed Whey Protein / Whey Peptides
hydrolyzed
Testing & Transparency
Independent certification
No public certification verification is listed
Public test source
No product-specific test source is linked
No independent sport certification confirmed.
Toxin & Forever Chemical Report
This section shows product-specific contaminant and PFAS (forever chemical) test results where available. “No Product-Specific Data Found” is not a purity pass — it means no public test result was located for this exact product. Organic, non-GMO, and similar certifications are agricultural standards and do not verify contaminant levels.
No product-specific contaminant data.
Evidence
No structured expert findings are available for this product yet. The research summary in the score dimensions above reflects the current state of our analysis.